@import url("https://fonts.googleapis.com/css2?family=DM+Mono:wght@400;500&family=DM+Sans:opsz,wght@9..40,400;9..40,500;9..40,600&family=Source+Serif+4:opsz,wght@8..60,500;8..60,600&display=swap");

:root {
  --ink: #1b1b1a;
  --muted: #6b6963;
  --paper: #f8f7f3;
  --surface: #fffefa;
  --rule: #dcd9d0;
  --accent: #a64b2a;
  --accent-dark: #783318;
  --serif: "Source Serif 4", Georgia, serif;
  --sans: "DM Sans", Arial, sans-serif;
  --mono: "DM Mono", monospace;
}

* { box-sizing: border-box; }

html { scroll-behavior: smooth; }

body {
  margin: 0;
  color: var(--ink);
  background: var(--paper);
  font-family: var(--sans);
  font-size: 16px;
  line-height: 1.65;
}

a { color: inherit; }
a:focus-visible { outline: 2px solid var(--accent); outline-offset: 4px; }

.navbar {
  position: sticky;
  top: 0;
  z-index: 10;
  display: flex;
  align-items: baseline;
  justify-content: space-between;
  width: min(1120px, calc(100% - 3rem));
  margin: 0 auto;
  padding: 1.7rem 0 1.35rem;
  background: rgba(248, 247, 243, 0.96);
  backdrop-filter: blur(10px);
  border-bottom: 1px solid var(--rule);
}

.wordmark {
  font-family: var(--serif);
  font-size: 1.45rem;
  font-weight: 600;
  letter-spacing: -0.04em;
  text-decoration: none;
}

.brand { display: flex; align-items: baseline; gap: 0.85rem; }
.header-social { display: flex; gap: 0.65rem; }
.header-social a { color: var(--muted); font-family: var(--mono); font-size: 0.65rem; letter-spacing: 0.03em; text-decoration: none; text-transform: uppercase; }
.header-social a:hover { color: var(--accent); }

.navbar ul {
  display: flex;
  flex-wrap: wrap;
  gap: 1.35rem;
  margin: 0;
  padding: 0;
  list-style: none;
}

.navbar li a {
  color: var(--muted);
  font-size: 0.88rem;
  text-decoration: none;
}

.navbar li a:hover, .navbar li a.current { color: var(--ink); }
.navbar li a.current { padding-bottom: 0.35rem; border-bottom: 1px solid var(--ink); }

main { width: min(1120px, calc(100% - 3rem)); min-height: calc(100vh - 180px); margin: 0 auto; }

.hero { display: grid; grid-template-columns: minmax(0, 1fr) minmax(220px, 0.52fr); gap: clamp(2.5rem, 7vw, 6rem); align-items: start; padding: clamp(3.25rem, 7vw, 5.5rem) 0 clamp(4rem, 8vw, 6rem); }
.hero-content { max-width: 760px; }
.eyebrow { margin: 0 0 1rem; color: var(--accent); font-family: var(--mono); font-size: 0.72rem; letter-spacing: 0.08em; text-transform: uppercase; }

.hero h1, .page-title, .empty-state h2 {
  margin: 0;
  font-family: var(--serif);
  font-weight: 500;
  letter-spacing: -0.045em;
  line-height: 0.98;
}

.hero h1 { max-width: 760px; font-size: clamp(2.5rem, 3.5vw, 3.25rem); }
.hero-copy { max-width: 620px; margin: 2rem 0 0; color: var(--muted); font-size: clamp(1.05rem, 2vw, 1.25rem); }

.hero-links { display: flex; align-items: center; gap: 1.5rem; margin-top: 2.25rem; }
.button { display: inline-block; padding: 0.7rem 1rem; color: #fff; background: var(--ink); font-size: 0.9rem; font-weight: 500; text-decoration: none; transition: background 160ms ease; }
.button:hover { background: var(--accent-dark); }
.text-link { color: var(--accent-dark); font-size: 0.9rem; font-weight: 600; text-underline-offset: 0.25em; }
.text-link:hover { color: var(--accent); }
.portrait { align-self: start; aspect-ratio: 0.76; margin: 0; overflow: hidden; background: #ddd8cf; border: 7px solid var(--surface); border-radius: 48% 48% 1.25rem 1.25rem; box-shadow: 0 0 0 1px var(--rule); }
.portrait img { width: 100%; height: 100%; object-fit: cover; }

.intro-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 2.5rem; padding: 2rem 0 6rem; border-top: 1px solid var(--rule); }
.intro-grid h2 { margin: 0 0 0.6rem; font-family: var(--serif); font-size: 1.8rem; font-weight: 500; letter-spacing: -0.03em; }
.intro-grid div > p:not(.eyebrow) { max-width: 285px; margin: 0 0 1rem; color: var(--muted); font-size: 0.95rem; }

.page-header { max-width: 680px; padding: clamp(4.5rem, 10vw, 7rem) 0 3.5rem; }
.page-title { font-size: clamp(3rem, 6vw, 5rem); }
.page-header > p:last-child, .about-header > p { margin: 1.4rem 0 0; color: var(--muted); font-size: 1.1rem; }

.project { display: grid; grid-template-columns: 1.05fr 0.95fr; gap: clamp(2rem, 6vw, 5rem); align-items: center; padding: 3rem 0; border-top: 1px solid var(--rule); }
.project-list { padding-bottom: 5rem; }
.project-preview { display: flex; flex-direction: column; justify-content: space-between; aspect-ratio: 1.35; overflow: hidden; background: #263a34; }
.map-preview { background: #263a34; }
.access-preview { background: #7a5537; }
.research-preview { background: #304b6d; }
.project-preview img { width: 100%; height: 100%; object-fit: cover; object-position: center; }
.research-preview img { object-fit: contain; background: #fff; }
.map-preview img { object-fit: contain; background: #dfe3df; }
.project-preview span { font-family: var(--serif); font-size: clamp(3rem, 8vw, 6rem); line-height: 1; }
.project-preview small { font-family: var(--mono); font-size: 0.68rem; letter-spacing: 0.08em; text-transform: uppercase; }
.project-meta { margin: 0 0 0.7rem; color: var(--accent); font-family: var(--mono); font-size: 0.72rem; letter-spacing: 0.06em; text-transform: uppercase; }
.project-name { margin: 0; font-family: var(--serif); font-size: clamp(2rem, 4vw, 3rem); font-weight: 500; letter-spacing: -0.04em; line-height: 1.1; }
.project-description { margin: 1rem 0 1.25rem; color: var(--muted); }
.project-stack { margin: 0; color: var(--muted); font-size: 0.88rem; }
.project-stack span { margin-right: 0.5rem; color: var(--ink); font-family: var(--mono); font-size: 0.68rem; letter-spacing: 0.06em; text-transform: uppercase; }

.resume, #contact-form { max-width: 780px; padding-bottom: 6rem; }
.resume-downloads { display: flex; flex-wrap: wrap; gap: 1.5rem; margin: -1.5rem 0 3rem; }
.download-link { display: inline-block; padding-bottom: 0.2rem; color: var(--accent-dark); font-size: 0.9rem; font-weight: 600; text-decoration: none; border-bottom: 1px solid currentColor; }
.download-link span { margin-left: 0.35rem; color: var(--muted); font-family: var(--mono); font-size: 0.65rem; letter-spacing: 0.08em; }
.section { padding: 2rem 0; border-top: 1px solid var(--rule); }
.section-title { margin: 0 0 1rem; font-family: var(--serif); font-size: 1.65rem; font-weight: 500; letter-spacing: -0.025em; }
.entry + .entry { margin-top: 1.5rem; }
.entry-title { margin: 0; font-size: 1rem; font-weight: 600; }
.entry-info, .entry-description { margin: 0.2rem 0; color: var(--muted); }
.entry-description { max-width: 600px; }
.course-list, .skill-list { display: flex; flex-wrap: wrap; gap: 0.65rem; margin: 0; padding: 0; list-style: none; }
.course-list li, .skill-list li { padding: 0.35rem 0.6rem; border: 1px solid var(--rule); font-size: 0.85rem; }
.course-list em { color: var(--muted); font-size: 0.8em; }

#contact-form { display: grid; gap: 1.5rem; max-width: 620px; }
.form-confirmation { max-width: 620px; margin: 0 0 1.5rem; padding: 0.9rem 1rem; color: #245b3b; background: #e7f0e8; border-left: 3px solid #3e7b54; font-size: 0.92rem; }
.honeypot { display: none; }
.form-row { display: grid; gap: 0.45rem; }
label { font-size: 0.88rem; font-weight: 600; }
input, textarea { width: 100%; padding: 0.75rem 0; color: var(--ink); background: transparent; font: inherit; border: 0; border-bottom: 1px solid var(--rule); border-radius: 0; }
textarea { min-height: 8rem; resize: vertical; }
input:focus, textarea:focus { outline: 0; border-color: var(--accent); }
input[type="submit"] { width: fit-content; margin-top: 0.35rem; padding: 0.75rem 1rem; color: #fff; background: var(--ink); border: 0; cursor: pointer; font-size: 0.9rem; font-weight: 500; }
input[type="submit"]:hover { background: var(--accent-dark); }

.empty-state { max-width: 720px; padding: 2.5rem 0 6rem; border-top: 1px solid var(--rule); }
.empty-state h2 { font-size: clamp(3rem, 6vw, 5rem); }
.empty-state > p:last-child { max-width: 480px; color: var(--muted); }

.about-header { max-width: 820px; }
.about-focus { max-width: 820px; padding: 3.5rem 0; border-top: 1px solid var(--rule); }
.about-section-heading { margin-bottom: 1.4rem; }
.about-section-heading h2, .about-interests h2 { margin: 0; font-family: var(--serif); font-size: clamp(2.1rem, 4vw, 3.5rem); font-weight: 500; letter-spacing: -0.04em; line-height: 1; }
.about-section-copy > p { max-width: 600px; margin: 0; color: var(--muted); font-size: 1.1rem; text-align: left; }
.interest-list { display: flex; flex-wrap: wrap; gap: 0.65rem; margin-top: 1.75rem; }
.interest-list span { padding: 0.4rem 0.65rem; border: 1px solid var(--rule); font-size: 0.85rem; }
.about-interests { padding: 4rem 0 6rem; border-top: 1px solid var(--rule); }
.interest-cards { display: grid; grid-template-columns: repeat(3, 1fr); gap: 1.5rem; margin-top: 2.5rem; }
.interest-cards article { padding-top: 1.25rem; border-top: 1px solid var(--ink); }
.interest-cards span { color: var(--accent); font-family: var(--mono); font-size: 0.7rem; }
.interest-cards h3 { margin: 0.65rem 0 0.4rem; font-family: var(--serif); font-size: 1.65rem; font-weight: 500; letter-spacing: -0.03em; }
.interest-cards p { margin: 0; color: var(--muted); font-size: 0.92rem; }

.footer { display: flex; justify-content: space-between; width: min(1120px, calc(100% - 3rem)); margin: 0 auto; padding: 1.5rem 0 2.25rem; color: var(--muted); border-top: 1px solid var(--rule); font-size: 0.8rem; }
.footer a { color: var(--ink); text-decoration: none; }
.footer a:hover { color: var(--accent); }

@media (max-width: 700px) {
  .navbar { align-items: flex-start; flex-direction: column; gap: 1rem; }
  .brand { flex-wrap: wrap; }
  .navbar ul { gap: 0.75rem 1rem; }
  .hero, .intro-grid, .project { grid-template-columns: 1fr; gap: 2rem; }
  .about-focus, .interest-cards { grid-template-columns: 1fr; }
  .portrait { width: min(360px, 100%); }
  .intro-grid { gap: 2.25rem; }
  .hero-links { align-items: flex-start; flex-direction: column; gap: 1rem; }
}

@media (max-width: 420px) {
  main, .navbar, .footer { width: min(100% - 2rem, 1120px); }
  .navbar ul { font-size: 0.84rem; }
}